The 56-year-old woman was lying on her bedroom floor, bleeding after being stabbed repeatedly. She was found by her son-in-law, the superintendent of the apartment building where she lived in the Bronx near Yankee Stadium, on May 27, 1999. Emergency medical technicians arrived and pronounced Elsa Grullon dead.

On Monday, the police arrested Curtis Batchelor, 41, the man who they say raped and killed Ms. Grullon, potentially closing a case that had long gone unsolved. The authorities said t